<template>
  <div>

    <div class="card" style="margin-bottom: 5px;">
      <el-button type="primary" @click="load">刷新</el-button>
      <el-button type="success" @click="handleAdd">新增</el-button>
    </div>

    <div class="card" style="margin-bottom: 5px">
      <el-table :data="data.tableData" stripe>
        <el-table-column label="标题" prop="title"></el-table-column>
        <el-table-column label="封面">
          <template #default="scope">
            <el-image :src="scope.row.cover" style="width: 40px; height: 40px; border-radius: 50%"></el-image>
          </template>
        </el-table-column>
        <el-table-column label="类型" prop="type"></el-table-column>
        <el-table-column label="操作" header-align="center" width="340">
          <template #default="scope">
            <el-button type="primary" @click="handleEdit(scope.row)">编辑</el-button>
            <el-button type="primary" @click="showVideo(scope.row)">查看视频</el-button>
            <el-button type="danger" @click="handleDelete(scope.row.id)">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
    </div>

    <div class="card" v-if="data.total">
      <el-pagination @current-change="load" background layout="prev, pager, next" v-model:page-size="data.pageSize" v-model:current-page="data.pageNum" :total="data.total"/>
    </div>

    <el-dialog title="信息" width="40%" v-model="data.formVisible" :close-on-click-modal="false" destroy-on-close>
      <el-form :model="data.form" label-width="100px" style="padding-right: 50px">
        <el-form-item label="标题" prop="title">
          <el-input v-model="data.form.title" autocomplete="off" />
        </el-form-item>
        <el-form-item label="封面" prop="cover">
          <el-upload :limit="1" :action="uploadUrl" list-type="picture" :on-success="handleImgSuccess">
            <el-button type="primary">上传图片</el-button>
          </el-upload>
        </el-form-item>
        <el-form-item label="类型" prop="type">
          <el-select
            v-model="data.form.type"
            placeholder="选择类型"
          >
            <el-option
              v-for="item in data.types"
              :key="item"
              :label="item"
              :value="item"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="视频" prop="imgs">
          <el-upload :action="uploadUrl" :limit="1" list-type="picture" :on-success="handleImgSuccess2">
            <el-button type="primary">上传视频</el-button>
          </el-upload>
        </el-form-item>
      </el-form>
      <template #footer>
      <span class="dialog-footer">
        <el-button @click="data.formVisible = false">取 消</el-button>
        <el-button type="primary" @click="save">保 存</el-button>
      </span>
      </template>
    </el-dialog>
    <el-dialog title="视频" width="80%" v-model="data.formVisible2" :close-on-click-modal="false" destroy-on-close>
      <video 
        ref="videoPlayer"
        :src="data.form.src" 
        controls 
      >
        您的浏览器不支持 video 标签。
      </video>
      <template #footer>
        <span class="dialog-footer">
          <el-button @click="data.formVisible2 = false">关 闭</el-button>
        </span>
      </template>
    </el-dialog>

  </div>
</template>

<script setup>
import request from "@/utils/request";
import {reactive} from "vue";
import {ElMessageBox, ElMessage} from "element-plus";

// 文件上传的接口地址
const uploadUrl = import.meta.env.VITE_BASE_URL + '/upload'

const data = reactive({
  pageNum: 1,
  pageSize: 10,
  total: 0,
  formVisible: false,
  formVisible2: false,
  form: {
    imgs: []
  },
  tableData: [],
  types: ['全身', '腰腹', '手臂', '腿部', '肩背']
})

// 分页查询
const load = () => {
  request.get(`/video/page`, {
    params: {
      page: data.pageNum,
      pageSize: data.pageSize,
    }
  }).then(res => {
    data.tableData = res.data.map(v => {
      return {
        ...v,
        imgs: v.imgs ? JSON.parse(v.imgs) : []
      }
    })
    console.log(data.tableData)
    data.total = res.total
  })
}

// 新增
const handleAdd = () => {
  data.form = {
    imgs: []
  }
  data.formVisible = true
}

// 编辑
const handleEdit = (row) => {
  data.form = JSON.parse(JSON.stringify(row))
  data.formVisible = true
}

// 新增保存
const add = () => {
  request.post('/video/add', {
    ...data.form,
    imgs: JSON.stringify(data.form.imgs)
  }).then(res => {
    if (res.code === '200') {
      load()
      ElMessage.success('操作成功')
      data.formVisible = false
    } else {
      ElMessage.error(res.msg)
    }
  })
}

// 编辑保存
const update = () => {
  request.put('/video/update', {
    ...data.form,
    imgs: JSON.stringify(data.form.imgs)
  }).then(res => {
    if (res.code === '200') {
      load()
      ElMessage.success('操作成功')
      data.formVisible = false
    } else {
      ElMessage.error(res.msg)
    }
  })
}

// 弹窗保存
const save = () => {
  // data.form有id就是更新，没有就是新增
  data.form.id ? update() : add()
}

// 删除
const handleDelete = (id) => {
  ElMessageBox.confirm('删除后数据无法恢复，您确定删除吗?', '删除确认', { type: 'warning' }).then(res => {
    request.delete('/video/delete/' + id).then(res => {
      if (res.code === '200') {
        load()
        ElMessage.success('操作成功')
      } else {
        ElMessage.error(res.msg)
      }
    })
  }).catch(err => {})
}


// 处理文件上传的钩子
const handleImgSuccess = (res) => {
  data.form.cover = res.url
}
// 处理文件上传的钩子
const handleImgSuccess2 = (res) => {
  data.form.src = res.url
}

const showVideo = (row) => {
  data.form = JSON.parse(JSON.stringify(row))
  data.formVisible2 = true;
}

load()
</script>